]> git.proxmox.com Git - mirror_edk2.git/blame - MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.asm
1. Fixed incorrect ASSERT conditions in wrapper functions.
[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibMmx / Ia32 / CompareMem.asm
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6e3b8c47 1;------------------------------------------------------------------------------\r
2;\r
3; Copyright (c) 2006, Intel Corporation\r
4; All rights reserved. This program and the accompanying materials\r
5; are licensed and made available under the terms and conditions of the BSD License\r
6; which accompanies this distribution. The full text of the license may be found at\r
7; http://opensource.org/licenses/bsd-license.php\r
8;\r
9; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
10; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
11;\r
12; Module Name:\r
13;\r
14; CompareMem.Asm\r
15;\r
16; Abstract:\r
17;\r
18; CompareMem function\r
19;\r
20; Notes:\r
21;\r
22; The following BaseMemoryLib instances share the same version of this file:\r
23;\r
24; BaseMemoryLibRepStr\r
25; BaseMemoryLibMmx\r
26; BaseMemoryLibSse2\r
27;\r
28;------------------------------------------------------------------------------\r
29\r
30 .686\r
31 .model flat,C\r
32 .code\r
33\r
34InternalMemCompareMem PROC USES esi edi\r
35 mov esi, [esp + 12]\r
36 mov edi, [esp + 16]\r
37 mov ecx, [esp + 20]\r
38 repe cmpsb\r
39 movzx eax, byte ptr [esi - 1]\r
40 movzx edx, byte ptr [edi - 1]\r
41 sub eax, edx\r
6e3b8c47 42 ret\r
43InternalMemCompareMem ENDP\r
44\r
45 END\r